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org.scopemvc.util.convertor
Class StringStringConvertor  

java.lang.Object
  org.scopemvc.util.convertor.NullStringConvertor
      org.scopemvc.util.convertor.StringStringConvertor

All Implemented Interfaces:

StringConvertor

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public final class StringStringConvertor

extends NullStringConvertor

String convertor for type java.lang.String. The main sense of the class is to correctly handle null value. Useful results can be obtained if null representation is set for example to "(null)" or "N/A" - this strings are then parsed into null value.

Version:

$Revision: 1.2 $ $Date: 2002/01/12 09:35:41 $

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Field Summary

 

Fields inherited from class org.scopemvc.util.convertor.NullStringConvertor

 

Constructor Summary

StringStringConvertor()

 

Method Summary
java.lang.Object	stringAsValue(java.lang.String inString)           Parses String to String.
java.lang.String	valueAsString(java.lang.Object inValue)           Converts String to String.

 

Methods inherited from class org.scopemvc.util.convertor.NullStringConvertor

getNullAsString, isNull, setNullAsString

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

StringStringConvertor

public StringStringConvertor()

Method Detail

valueAsString

public java.lang.String valueAsString(java.lang.Object inValue)
                               throws java.lang.IllegalArgumentException

Converts String to String. Handling of null value: it is converted into getNullAsString() 55 which is default empty String.

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stringAsValue

public java.lang.Object stringAsValue(java.lang.String inString)
                               throws java.lang.IllegalArgumentException

Parses String to String. If passed String is non-null and non-empty, the same instance is returned. Handling of null value is based on the following sequence of conditions:

1. for empty input string also empty String is returned.
2. for input equal to value of getNullAsString() 55 null is returned.

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